X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fobject.cpp;h=4cc846028a669576f12e8545214b54f69c1a4103;hb=7f3a6b11585376eecd80979ec3da2346c5314d88;hp=fc8d834cf08fddeac06add6323008458647f26c8;hpb=bb8d0671717bac2c5350e34024273381be1d8175;p=architektonas

diff --git a/src/object.cpp b/src/object.cpp
index fc8d834..4cc8460 100644
--- a/src/object.cpp
+++ b/src/object.cpp
@@ -17,6 +17,7 @@
 
 #include "object.h"
 #include <stdlib.h>
+#include <math.h>
 
 // Initialize static variables
 bool Object::fixedAngle = false;
@@ -31,17 +32,22 @@ bool Object::ignoreClicks = false;
 bool Object::dontMove = false;
 bool Object::selectionInProgress = false;
 QRectF Object::selection;
+double Object::gridSpacing;
+int Object::currentLayer = 0;
+Point Object::snapPoint;
+bool Object::snapPointIsValid = false;
 
 
 Object::Object(): position(Vector(0, 0)), parent(0), type(OTObject),
-	state(OSInactive), oldState(OSInactive), needUpdate(false)
+	state(OSInactive), layer(0), oldState(OSInactive), needUpdate(false)
 	//, attachedDimension(0)
 {
 }
 
 
-Object::Object(Vector v,  Object * passedInParent/*= 0*/): position(v), parent(passedInParent),
-	state(OSInactive), oldState(OSInactive), needUpdate(false)//, attachedDimension(0)
+Object::Object(Vector v,  Object * passedInParent/*= 0*/): position(v),
+	parent(passedInParent), state(OSInactive), layer(0), oldState(OSInactive),
+	needUpdate(false)//, attachedDimension(0)
 {
 }
 
@@ -71,8 +77,9 @@ printf("Object: Destroyed!\n");
 }
 
 
-/*virtual*/ void Object::PointerMoved(Vector)
+/*virtual*/ bool Object::PointerMoved(Vector)
 {
+	return false;
 }
 
 
@@ -141,17 +148,31 @@ printf("Object: Destroyed!\n");
 // them here. :-)
 /*virtual*/ void Object::Connect(Object * obj, double parameter)
 {
-	connected.push_back(Connection(obj, parameter));
+	// Check to see if this connection is already in our list...
+	Connection c(obj, parameter);
+	std::vector<Connection>::iterator i;
+
+	for(i=connected.begin(); i!=connected.end(); i++)
+	{
+		// Bail out if this connection is already present...
+		if (*i == c)
+			return;
+	}
+
+	// Connection is a new one, add it in...
+	connected.push_back(c);
 }
 
 
 /*virtual*/ void Object::Disconnect(Object * obj, double parameter)
 {
-	for(uint i=0; i<connected.size(); i++)
+	std::vector<Connection>::iterator i;
+
+	for(i=connected.begin(); i!=connected.end(); i++)
 	{
-		if (connected[i].object == obj && connected[i].t == parameter)
+		if (((*i).object == obj) && ((*i).t == parameter))
 		{
-			connected.erase(connected.begin() + i);
+			connected.erase(i);
 			return;
 		}
 	}
@@ -160,14 +181,12 @@ printf("Object: Destroyed!\n");
 
 /*virtual*/ void Object::DisconnectAll(Object * obj)
 {
-	// According the std::vector docs, only items at position i and beyond are
-	// invalidated, everything before i is still valid. So we use that here.
-	for(uint i=0; i<connected.size();)
+	std::vector<Connection>::iterator i;
+
+	for(i=connected.begin(); i!=connected.end(); )
 	{
-		// If we found our object, erase it from the vector but don't advance
-		// the iterator. Otherwise, advance the iterator. :-)
-		if (connected[i].object == obj)
-			connected.erase(connected.begin() + i);
+		if ((*i).object == obj)
+			connected.erase(i);
 		else
 			i++;
 	}
@@ -195,16 +214,33 @@ printf("Object: Destroyed!\n");
 }
 
 
-/*virtual*/ void Object::Rotate(Vector, double)
+/*virtual*/ void Object::Rotate(Point, double)
 {
 }
 
 
-/*virtual*/ void Object::Scale(Vector, double)
+/*virtual*/ void Object::Scale(Point, double)
 {
 }
 
 
+/*virtual*/ void Object::Mirror(Point, Point)
+{
+}
+
+
+/*virtual*/ void Object::Save(void)
+{
+	oldPosition = position;
+}
+
+
+/*virtual*/ void Object::Restore(void)
+{
+	position = oldPosition;
+}
+
+
 ObjectState Object::GetState(void)
 {
 	return state;
@@ -265,3 +301,25 @@ void Object::SetSnapMode(bool state/*= true*/)
 {
 	snapToGrid = state;
 }
+
+
+//
+// This looks strange, but it's really quite simple: We want a point that's
+// more than half-way to the next grid point to snap there while conversely we
+// want a point that's less than half-way to to the next grid point then snap
+// to the one before it. So we add half of the grid spacing to the point, then
+// divide by it so that we can remove the fractional part, then multiply it
+// back to get back to the correct answer.
+//
+Vector Object::SnapPointToGrid(Vector point)
+{
+	point += gridSpacing / 2.0;		// *This* adds to Z!!!
+	point /= gridSpacing;
+	point.x = floor(point.x);//need to fix this for negative numbers...
+	point.y = floor(point.y);
+	point.z = 0;					// Make *sure* Z doesn't go anywhere!!!
+	point *= gridSpacing;
+	return point;
+}
+
+